Wrench



FIG. 1 is a top view of a wrench.

FIG. 2 is a bottom view of the wrench shown in FIG. 1.

FIG. 3 is a perspective front view of the wrench shown in FIG. 1; and,

FIG. 4 is a perspective rear view of the wrench shown in FIG. 1. 

The ornamental design for a wrench, as shown. 